Bewerken

Delen via

EdmFunctions.StartsWith(DbExpression, DbExpression) Method

  • Reference

Definition

Namespace:
System.Data.Common.CommandTrees.ExpressionBuilder
Assembly:
System.Data.Entity.dll

Creates a DbFunctionExpression that invokes the canonical 'StartsWith' function with the specified arguments, which must each have a string result type. The result type of the expression is Boolean.

public:
[System::Runtime::CompilerServices::Extension]
 static System::Data::Common::CommandTrees::DbFunctionExpression ^ StartsWith(System::Data::Common::CommandTrees::DbExpression ^ stringArgument, System::Data::Common::CommandTrees::DbExpression ^ prefix);
public static System.Data.Common.CommandTrees.DbFunctionExpression StartsWith (this System.Data.Common.CommandTrees.DbExpression stringArgument, System.Data.Common.CommandTrees.DbExpression prefix);
static member StartsWith : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression
<Extension()>
Public Function StartsWith (stringArgument As DbExpression, prefix As DbExpression) As DbFunctionExpression

Parameters

stringArgument
DbExpression

An expression that specifies the string that is searched at the start for string prefix.

prefix
DbExpression

An expression that specifies the target string that is searched for at the start of stringArgument.

Returns

DbFunctionExpression

A new DbFunctionExpression that returns a Boolean value indicating whether or not stringArgument starts with prefix.

Applies to